Manual       PN3B Gated Pink Noise Generator RT60/Loudspeaker Timing     The PN3B Pink Noise/Tone Generator providing pink noise or a 1kHz tone in continuous or gated format. The PN3B Pink noise has an equal amount of energy per octave of bandwidth. The gate function allows control of the Pink Noise/Tone bursts via an external gating control such as a DSP30 Spectrum Analyzer or an external switch closure or logical signal.   Specifications   Output:   Unbalanced ¼" jack, impedance 620 ohms Gate Input: 3.5mm mono jack Output Level: Pink Noise - 25 to 250mV, -30dBu to -10dBu   Sine Wave - 1kHz @ 52mV to 520mV, -35dBu to -3.5dBu   Duration of gated output is user controlled Frequency Range: Pink Noise - 20Hz - 20kHz   1 kHz. - 1 kHz. Nominal Power Requirements: 9 V battery Size (W x H x D):   2½" x 4" x 1½" Weight: 6 oz. Case Material: High impact ABS. Manual: NL, GB, FR Approvals: CE, RoHS and WEEE Manual